<?php
/**
 * Opus Blog Featured Post Widget.
 *
 * @since 1.0.0
 */
if (!class_exists('Opus_Blog_Featured_Post')) :
    
    /**
     * Highlight Post widget class.
     *
     * @since 1.0.0
     */
    class Opus_Blog_Featured_Post extends WP_Widget
    {
        
        function __construct()
        {
            $opts = array(
                'classname' => 'opus-blog-featured-post',
                'description' => esc_html__('Displays Featured Post in Sidebars. Place it in Sidebar Widget Area.', 'opus-blog'),
            );
            
            parent::__construct('opus-blog-featured-post', esc_html__('Opus Blog Featured Post', 'opus-blog'), $opts);
        }
        
        
        function widget($args, $instance)
        {
            $title = apply_filters('widget_title', empty($instance['title']) ? '' : $instance['title'], $instance, $this->id_base);
            echo wp_kses_post( $args['before_widget'] );
            
            
            if (!empty($title)) {
                echo wp_kses_post( $args['before_title'] ) . esc_html($title) . wp_kses_post( $args['after_title'] );
            }
            $cat_id = !empty($instance['cat']) ? $instance['cat'] : '';
            
            $post_number = !empty($instance['post-number']) ? $instance['post-number'] : '';
            
            $query_args = array(
                'post_type' => 'post',
                'cat' => absint($cat_id),
                'posts_per_page' => absint($post_number),
                'ignore_sticky_posts' => true
            );
            
            
            $i = 1;
            $query = new WP_Query($query_args);
            ?>
            <ul class="list-unstyled">
            <?php
            if ($query->have_posts()) :
                while ($query->have_posts()) :
                    $query->the_post();
                    ?>
                    <li>
                        <figure class="widget_featured_thumbnail">
                            <?php
                            if (has_post_thumbnail()) {
                                ?>
                                <a href="<?php the_permalink(); ?>">
                                    <?php the_post_thumbnail('thumbnail'); ?>
                                    <div class="widget_bg_overlay"></div>
                                </a>
                                
                                <?php
                            }
                            ?>
                        </figure>
                        <span class="widget_featured_post_num"><?php echo absint( $i ); ?></span>
                        <div class="widget_featured_content">
                            <h4 class="entry-title"><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h4>
                            <div class="post-date">
                                <?php echo get_the_date(); ?>
                            </div><!-- .entry-meta -->
                        </div>
                    </li>
                    <?php
                    $i++;
                endwhile;
                wp_reset_postdata();
            endif; ?></ul><?php
            echo wp_kses_post( $args['after_widget'] );
        }
        
        function update($new_instance, $old_instance)
        {
            $instance = $old_instance;
            $instance['title'] = sanitize_text_field($new_instance['title']);
            $instance['cat'] = absint($new_instance['cat']);
            $instance['post-number'] = absint($new_instance['post-number']);
            return $instance;
        }
        
        function form($instance)
        {
            // Defaults.
            $defaults = array(
                'cat' => 0,
                'title' => esc_html__('Recent Posts', 'opus-blog'),
                'post-number' => 5,
            );
            
            $instance = wp_parse_args((array)$instance, $defaults);
            ?>
            <p>
                <label
                        for="<?php echo esc_attr($this->get_field_id('title')); ?>"><?php esc_html_e('Title:', 'opus-blog'); ?></label>
                <input class="widefat" id="<?php echo esc_attr($this->get_field_id('title')); ?>"
                       name="<?php echo esc_attr($this->get_field_name('title')); ?>" type="text"
                       value="<?php echo esc_attr($instance['title']); ?>"/>
            </p>
            <p class="custom-dropdown-posts">
                <label for="<?php echo esc_attr($this->get_field_name('cat')); ?>">
                    <strong><?php esc_html_e('Select Category: ', 'opus-blog'); ?></strong>
                </label>
                <?php
                $cat_args = array(
                    'orderby' => 'name',
                    'hide_empty' => 0,
                    'id' => $this->get_field_id('cat'),
                    'name' => $this->get_field_name('cat'),
                    'class' => 'widefat',
                    'taxonomy' => 'category',
                    'selected' => absint($instance['cat']),
                    'show_option_all' => esc_html__('Show Recent Posts', 'opus-blog')
                );
                wp_dropdown_categories($cat_args);
                ?>
            </p>

            <p>
                <label
                        for="<?php echo esc_attr($this->get_field_id('post-number')); ?>"><?php esc_html_e('Number of Posts to Display:', 'opus-blog'); ?></label>
                <input class="widefat" id="<?php echo esc_attr($this->get_field_id('post-number')); ?>"
                       name="<?php echo esc_attr($this->get_field_name('post-number')); ?>" type="number"
                       value="<?php echo esc_attr($instance['post-number']); ?>"/>
            </p>
            <?php
        }
    }

endif;